Since building and doing is the path to “best practice”, you might want to build yourself a small web application with Flask. The Flask documentation also exhibits really good Python style, in both code and documentation:

Two Python masters who will teach you about Python style and internals (respectively) are Hettinger and Beazley. Many of their talks are recorded at these links. Growing to love their talks has become a rite of passage for many an idiomatic Python programmer.